Kroger's ex-CEO ordered to reveal why he resigned — and '90s pop star Jewel is the driving force

Kroger's ex-CEO Rodney McMullen has to provide details about resignations thanks to a lawsuit involving the singer Jewel. Duane Prokop/Getty Images for The Wellness Experience by Kroger Rodney McMullen has been ordered to disclose reasons for his resignation as Kroger's CEO. An Ohio judge made…